Johnson M A, Fischer A B, Thompson G K. "一种的合成方法" [P]. US Patent, US 11477922 B2, 2017-04-17.
发明人韩伟,黄志刚,郑宇鹏. "Method for the Synthesis of 4,7,7-Trimethyl-3-oxo-2-oxabicyclo[2.2.1]heptane-1-carbohydrazide" [P]. 中国发明专利, 专利号 CN 111055056 A, 授权公告日 2022-03-18.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2016, 1661, (3), 9498-9505.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2019, 1677, (1), 1863-1889.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of 4,7,7-Trimethyl-3-oxo-2-oxabicyclo[2.2.1]heptane-1-carbohydrazide Using HRMS and NMR". J. Chromatogr. A, 2025, 1137, 6142-6167.
Yamamoto K, Tanaka H, Suzuki T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2017, 902, (8), 4289-4315.